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Fume Hood Construction
Very cool. Mine needs some sort of baffle to ensure that both lighter than air and heavier than air ... |
27-7-2017 at 09:31
by: JJay |
Things I Will Never Make
Same here. I need an argon tank.
I do like the Grignard route. I could theoretically whip up a ba ... |
27-7-2017 at 09:21
by: JJay |
Have any of the sciencemadness members discovered anything?
@symboom: Your post as currently worded states that I'm making designer amphetamines. This assertion ... |
26-7-2017 at 18:21
by: JJay |
Selling chemicals questions
It's mainly the honor system. After all, you really don't want to buy chemicals from someone you don ... |
26-7-2017 at 15:14
by: JJay |
TheVespiary.org .... Sedit or jon or java
[rquote=335994&tid=31027&author=solo]......there were over 5000 bee's at the Hive, ever wond ... |
26-7-2017 at 15:10
by: JJay |
vacuum oil
I get vacuum oil at NAPA as well. They don't usually have it on the shelf, but if you call ahead the ... |
26-7-2017 at 12:47
by: JJay |
Things I Will Never Make
I'd probably use phenyllithium and copper (I) chloride. I have wondered how hard it would be to prep ... |
26-7-2017 at 12:44
by: JJay |
Rooto Brand Drain Cleaner Is an Overrated Source of Sulfuric Acid
I don't know for sure what the inhibitor is. I would expect the concentration to vary somewhat but t ... |
26-7-2017 at 12:32
by: JJay |
Leaking stopcocks
I will have to try bedding in.... |
26-7-2017 at 02:02
by: JJay |
Rooto Brand Drain Cleaner Is an Overrated Source of Sulfuric Acid
There are a lot of them... one common one is Rhodamine B, but dihydroxybut-2-yne is used too. I reme ... |
26-7-2017 at 02:00
by: JJay |
Rooto Brand Drain Cleaner Is an Overrated Source of Sulfuric Acid
I see little reason to believe that *any* bottle of Rooto brand sulfuric acid would not contain pick ... |
26-7-2017 at 01:10
by: JJay |
Leaking stopcocks
I have read that teflon stopcocks shouldn't be greased, but I couldn't find any other way to get thi ... |
26-7-2017 at 01:01
by: JJay |
Rooto Brand Drain Cleaner Is an Overrated Source of Sulfuric Acid
Many have probably seen Robert Bruce Thompson's YouTube video series where he tests Rooto brand drai ... |
26-7-2017 at 00:54
by: JJay |
Acetaldehyde synthesis
Overoxidation is almost certain to happen unless the acetaldehyde is removed as it forms. I don't th ... |
25-7-2017 at 22:44
by: JJay |
Leaking stopcocks
My grease is the $20/oz expensive fluoridated Dow-Corning stuff. Not sure if that makes a difference |
25-7-2017 at 18:03
by: JJay |
Things I Will Never Make
I've actually been considering bromoacetaldehyde. I think it will react with lithium diphenylcopper ... |
25-7-2017 at 16:35
by: JJay |
Leaking stopcocks
Umm.. I find that putting vacuum grease on a stopcock will keep it from leaking. It's usually not ne ... |
24-7-2017 at 22:24
by: JJay |
Have any of the sciencemadness members discovered anything?
[quote]This isn't a 'street drug' distribution effort or anything, but rather, out of genuine intere ... |
24-7-2017 at 17:39
by: JJay |
Supposed chemists assume a home still and sulfuric acid is a meth lab
I hear stories of liters of anhydrous hydrazine, phosgene, osmium, and explosive nitrostyrenes. Doin ... |
24-7-2017 at 17:25
by: JJay |
Fume Hood Construction
I checked my local laws, and there's no specific NFPA requirement that I have to meet, but there is ... |
24-7-2017 at 09:29
by: JJay |
Have any of the sciencemadness members discovered anything?
I discovered something but I'm afraid that I'll be denounced as a heretic or burned at the stake if ... |
23-7-2017 at 17:36
by: JJay |
Fume Hood Construction
I think the baffle was an excellent idea. |
22-7-2017 at 17:38
by: JJay |
Benzene synthesis
Benzene has an azeotrope with water at 69.3 C.
I'm not quite sure what the pyrolysis reaction bet ... |
22-7-2017 at 17:22
by: JJay |
Fume Hood Construction
Oh and while researching glass glazing, I learned that "glazing" is simply the process of mounting a ... |
22-7-2017 at 17:10
by: JJay |
Fume Hood Construction
That looks quite sturdily constructed. Is that a baffle in the back?
I attached some vinyl to the ... |
22-7-2017 at 16:51
by: JJay |
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